The new deal will keep the 29-year-old defender at Carrow Road until the summer of 2017.
“I’m very happy to have signed this contract,” Bassong said.
“It’s been an enjoyable time recently, getting promoted and achieving what we wanted to achieve. It provided great satisfaction for all of us.
“I enjoy playing for this team. Bit by bit, it is getting better and I feel better, and the manager has played a big part in that. I owe him a lot because he gave me my chance back in the team.”